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Mindlib

A mobile-first personal knowledge manager for connected mind maps, quick capture, cross-device sync, and AI-assisted retrieval.

freemium
Last Updated 7/30/2026

About Mindlib

mindlib is a mobile-friendly personal knowledge manager built around connected mind maps. It saves ideas and source material in a network rather than a stack of separate documents. From a phone share menu, users can capture content with its title, description, URL, and image already filled in. Saved information remains accessible through text search or by following parent-child relationships. The Android, iOS, and web apps synchronize in real time. A single input bar searches existing entries, suggests entities from Google Knowledge Graph, or creates something new. The built-in AI answers questions and recommends content based on the personal library. Every plan has the full feature set. The free tier holds up to 100 pieces of information; the monthly and yearly plans remove that limit. Account login and encrypted communication add basic access and transport protection. mindlib is best suited to people who prefer a visual, linked second brain over document-first note taking.

Best for

People building a visual personal knowledge base on mobile and desktop
Researchers and learners who need to reconnect notes through context
Individuals seeking an inexpensive AI-assisted second-brain workflow

Best use cases

Capture a web page or app content directly from a phone share menu

Connect notes into hierarchical mind maps and retrieve them later

Keep one personal knowledge network synchronized across phone and desktop

Compare before choosing

Choose mindlib when linked mind maps fit better than document folders

The free tier suits small libraries, while larger collections require a paid plan

Android, iOS, and web support favor users who regularly switch devices

Features

Connected mind maps

Create mind maps and link information through parent-child relationships to form a navigable knowledge network.

Fast capture

Use mindlib as a mobile share target so a source title, description, URL, and image can be prefilled for quicker saving.

Search and discovery

Find saved terms with text search, browse relationships, and use Google Knowledge Graph suggestions from the all-in-one input bar.

Cross-device access

Use Android, iOS, and web apps together, with real-time synchronization keeping the personal library current.

AI assistance

Ask for personalized answers and receive suggested content based on information in the connected knowledge library.

Pros

  • The free plan includes full functionality for libraries of up to 100 information items.
  • Android, iOS, web access, and real-time sync support a practical cross-device workflow.
  • Share-target capture and relationship navigation reduce the effort of saving and later finding source material.

Cons

  • Collections above 100 information items require a paid monthly or yearly plan.
  • The parent-child mind-map structure may not suit users who prefer free-form documents or flat folders.
  • Google Knowledge Graph suggestions and synchronized access depend on online services and account access.

Pricing Plans

Free

$0
  • Full functionality
  • Manage up to 100 pieces of information

Monthly

$0.99month
  • Full functionality
  • Manage an unlimited amount of information for one month

Yearly

$8.99year
  • Full functionality
  • Manage an unlimited amount of information for one year

* Pricing information is for reference only. Please refer to the latest announcement on Mindlib's official website.

FAQ

mindlib is a personal knowledge management tool for saving ideas and information, arranging them as connected mind maps, and retrieving them through search or navigation.
mindlib is available as an Android app, an iOS app, and a web app. Real-time synchronization lets the same knowledge library be used across devices.
The Free plan supports the full feature set for up to 100 pieces of information. Monthly and Yearly plans remove that quantity limit for $0.99 per month or $8.99 per year.

Tool Information

DeveloperMindlib
Release Date4/5/2026
Pricingfreemium